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Synonym Chooser

How is the word decisive different from other adjectives like it?

Some common synonyms of decisive are conclusive, definitive, and determinative. While all these words mean "bringing to an end," decisive may apply to something that ends a controversy, a contest, or any uncertainty.

a decisive battle

When is conclusive a more appropriate choice than decisive?

In some situations, the words conclusive and decisive are roughly equivalent. However, conclusive applies to reasoning or logical proof that puts an end to debate or questioning.

conclusive evidence

When can definitive be used instead of decisive?

The words definitive and decisive are synonyms, but do differ in nuance. Specifically, definitive applies to what is put forth as final and permanent.

the definitive biography

When is it sensible to use determinative instead of decisive?

The meanings of determinative and decisive largely overlap; however, determinative adds an implication of giving a fixed character or direction.

the determinative factor in the court's decision

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of decisive Shortly after, Ethan Feng delivered one of the most decisive performances of the day, cruising to a 5-and-4 triumph over Stuart Grehan and widening the gap on the scoreboard. Devlina Sarkar, MSNBC Newsweek, 8 Sep. 2025 And that’s the point where there’s a real chance that the Democrats could claim a pretty decisive electoral victory and yet fail to retake the House, or only barely retake it. Isaac Chotiner, New Yorker, 8 Sep. 2025 Kim had two hits in his Braves debut Tuesday and a decisive three-run homer in the seventh inning of a 5-1 win Wednesday, the first homer by a Braves shortstop this season. David O'Brien, New York Times, 6 Sep. 2025 Loyalty to the leader rather than to the country becomes the decisive factor in key positions that are designed to be independent and maintain the balance power. Ron Scherf, Time, 5 Sep. 2025 See All Example Sentences for decisive
Recent Examples of Synonyms for decisive
Adjective
  • These days, Pynchon is a resolute New Yorker.
    John Lopez, HollywoodReporter, 6 Sep. 2025
  • Their response to the player’s incendiary statement last week was to release their own extraordinary one and become even more resolute in their position regarding a transfer.
    Chris Waugh, New York Times, 27 Aug. 2025
Adjective
  • The findings were intriguing, but not conclusive.
    Eric Berger, ArsTechnica, 11 Sep. 2025
  • Trans athletes and their advocates, meanwhile, say there is a lack of consistent, conclusive research to support this claim and argue trans people deserve the right to compete with their peers.
    Dakin Andone, CNN Money, 10 Sep. 2025
Adjective
  • The most definitive way of diagnosing MASH is via a liver biopsy.
    Bruce Y. Lee, Forbes.com, 16 Sep. 2025
  • The key factor here is whether the product meets our rigorous and definitive clean standard (detailed above) while offering exceptional and impressive results.
    Sophia Panych, Allure, 16 Sep. 2025
Adjective
  • Saúl is a fixture at his father's bouts and already seems determined to follow in his father’s footsteps.
    Nasha Smith, PEOPLE, 13 Sep. 2025
  • Her flippers, each more than two feet long, scooped out sand and flung it to her sides in slow, determined strokes.
    M. Rajshekhar, Time, 11 Sep. 2025
Adjective
  • The Greenhouse Gas Reporting Program has been active since 2010, compelling more than 8,000 facilities and suppliers in the United States to report their climate pollution every year, and uses the data to help shape rules to reduce the amount of pollution in the air.
    Ella Nilsen, CNN Money, 12 Sep. 2025
  • For a daily driver, the third-generation Leaf is rather compelling, especially the S+, although the lack of heated front seats in that model might be too much of a deal-breaker, considering how important seat heaters are to EV efficiency in winter.
    Jonathan M. Gitlin, ArsTechnica, 12 Sep. 2025
Adjective
  • Five meetings and nine months have elapsed since the Fed last adjusted interest rates.
    Max Zahn, ABC News, 13 Sep. 2025
  • Elsewhere, she’s opted for sequin sea blue Balenciaga, and chose a sparkling structural Alexander McQueen gown for last year’s BAFTAs.
    Anna Cafolla, Vogue, 12 Sep. 2025
Adjective
  • The challenge for leaders is to see the sign in the window, ask the right questions, and take responsibility for ensuring that what’s communicated matches intent.
    George Bradt, Forbes.com, 15 Sep. 2025
  • Still, the soon-to-be former Prime Minister seems intent on using his message to return Japan to a more reconciliatory position before his departure.
    Miranda Jeyaretnam, Time, 10 Sep. 2025
Adjective
  • Rather, the goal is to maximise investment returns – Mounsey-Heysham and his co-founders just happen to believe the best way to do that is to identify companies with convincing answers to large and seemingly intractable societal problems.
    David Prosser, Forbes.com, 17 Sep. 2025
  • The judges jumped in to suggest Kilaru’s analogies weren’t so convincing in the context of a football player like Pavia, who has a limited window to earn NIL money.
    Michael McCann, Sportico.com, 16 Sep. 2025

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Cite this Entry

“Decisive.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/decisive. Accessed 18 Sep. 2025.

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